Use quotation marks to search for an "exact phrase". Append an asterisk (*) to a search term to find variations of it (transp*, 32019R*). Use a question mark (?) instead of a single character in your search term to find variations of it (ca?e finds case, cane, care).
COM (1999) 687:
Europe - An information society for all - Communication on a Commission initiative for the special European Council of Lisbon,
23 and 24 March 2000